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Diffstat (limited to 'src/mame/drivers/isbc8010.cpp')
-rw-r--r--src/mame/drivers/isbc8010.cpp8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/mame/drivers/isbc8010.cpp b/src/mame/drivers/isbc8010.cpp
index 4b6aa7233ad..84bfb6993b5 100644
--- a/src/mame/drivers/isbc8010.cpp
+++ b/src/mame/drivers/isbc8010.cpp
@@ -273,7 +273,7 @@ ROM_END
#define rom_isbc8010a rom_isbc8010
#define rom_isbc8010b rom_isbc8010
-/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */
-COMP( 1975, isbc8010, 0, 0, isbc8010, isbc8010, isbc8010_state, 0, "Intel", "iSBC 80/10", MACHINE_NO_SOUND_HW )
-COMP( 1977, isbc8010a, isbc8010, 0, isbc8010a, isbc8010, isbc8010_state, 0, "Intel", "iSBC 80/10A", MACHINE_NO_SOUND_HW )
-COMP( 1979, isbc8010b, isbc8010, 0, isbc8010b, isbc8010, isbc8010_state, 0, "Intel", "iSBC 80/10B", MACHINE_NO_SOUND_HW )
+/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */
+COMP( 1975, isbc8010, 0, 0, isbc8010, isbc8010, isbc8010_state, empty_init, "Intel", "iSBC 80/10", MACHINE_NO_SOUND_HW )
+COMP( 1977, isbc8010a, isbc8010, 0, isbc8010a, isbc8010, isbc8010_state, empty_init, "Intel", "iSBC 80/10A", MACHINE_NO_SOUND_HW )
+COMP( 1979, isbc8010b, isbc8010, 0, isbc8010b, isbc8010, isbc8010_state, empty_init, "Intel", "iSBC 80/10B", MACHINE_NO_SOUND_HW )
ref='#n145'>145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315
// license:BSD-3-Clause
// copyright-holders:Bryan McPhail
/***************************************************************************

    D-Con video hardware.

***************************************************************************/

#include "emu.h"
#include "includes/dcon.h"
#include "screen.h"


/******************************************************************************/

WRITE16_MEMBER(dcon_state::gfxbank_w)
{
	if (data&1)
		m_gfx_bank_select=0x1000;
	else
		m_gfx_bank_select=0;
}

WRITE16_MEMBER(dcon_state::background_w)
{
	COMBINE_DATA(&m_back_data[offset]);
	m_background_layer->mark_tile_dirty(offset);
}

WRITE16_MEMBER(dcon_state::foreground_w)
{
	COMBINE_DATA(&m_fore_data[offset]);
	m_foreground_layer->mark_tile_dirty(offset);
}

WRITE16_MEMBER(dcon_state::midground_w)
{
	COMBINE_DATA(&m_mid_data[offset]);
	m_midground_layer->mark_tile_dirty(offset);
}

WRITE16_MEMBER(dcon_state::text_w)
{
	COMBINE_DATA(&m_textram[offset]);
	m_text_layer->mark_tile_dirty(offset);
}

TILE_GET_INFO_MEMBER(dcon_state::get_back_tile_info)
{
	int tile=m_back_data[tile_index];
	int color=(tile>>12)&0xf;

	tile&=0xfff;

	SET_TILE_INFO_MEMBER(1,
			tile,
			color,
			0);
}

TILE_GET_INFO_MEMBER(dcon_state::get_fore_tile_info)
{
	int tile=m_fore_data[tile_index];
	int color=(tile>>12)&0xf;

	tile&=0xfff;

	SET_TILE_INFO_MEMBER(2,
			tile,
			color,
			0);
}

TILE_GET_INFO_MEMBER(dcon_state::get_mid_tile_info)
{
	int tile=m_mid_data[tile_index];
	int color=(tile>>12)&0xf;

	tile&=0xfff;

	SET_TILE_INFO_MEMBER(3,
			tile|m_gfx_bank_select,
			color,
			0);
}

TILE_GET_INFO_MEMBER(dcon_state::get_text_tile_info)
{
	int tile = m_textram[tile_index];
	int color=(tile>>12)&0xf;

	tile&=0xfff;

	SET_TILE_INFO_MEMBER(0,
			tile,
			color,
			0);
}

void dcon_state::video_start()
{
	m_background_layer = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(FUNC(dcon_state::get_back_tile_info),this),TILEMAP_SCAN_ROWS,     16,16,32,32);
	m_foreground_layer = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(FUNC(dcon_state::get_fore_tile_info),this),TILEMAP_SCAN_ROWS,16,16,32,32);
	m_midground_layer =  &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(FUNC(dcon_state::get_mid_tile_info),this), TILEMAP_SCAN_ROWS,16,16,32,32);
	m_text_layer =       &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(FUNC(dcon_state::get_text_tile_info),this),TILEMAP_SCAN_ROWS,  8,8,64,32);

	m_midground_layer->set_transparent_pen(15);
	m_foreground_layer->set_transparent_pen(15);
	m_text_layer->set_transparent_pen(15);

	m_gfx_bank_select = 0;

	save_item(NAME(m_gfx_bank_select));
	save_item(NAME(m_last_gfx_bank));
	save_item(NAME(m_scroll_ram));
	save_item(NAME(m_layer_en));
}

void dcon_state::draw_sprites( screen_device &screen, bitmap_ind16 &bitmap,const rectangle &cliprect)
{
	uint16_t *spriteram16 = m_spriteram;
	int offs,fx,fy,x,y,color,sprite;
	int dx,dy,ax,ay,inc,pri_mask = 0;

	for (offs = 0;offs < 0x400;offs += 4)
	{
		if ((spriteram16[offs+0]&0x8000)!=0x8000) continue;
		sprite = spriteram16[offs+1];

		switch((sprite>>14) & 3)
		{
		case 0: pri_mask = 0xf0; // above foreground layer
			break;
		case 1: pri_mask = 0xfc; // above midground layer
			break;
		case 2: pri_mask = 0xfe; // above background layer
			break;
		case 3: pri_mask = 0; // above text layer
			break;
		}

		sprite &= 0x3fff;

		y = spriteram16[offs+3];
		x = spriteram16[offs+2];

		if (x&0x8000) x=0-(0x200-(x&0x1ff));
		else x&=0x1ff;
		if (y&0x8000) y=0-(0x200-(y&0x1ff));
		else y&=0x1ff;

		color = spriteram16[offs+0]&0x3f;
		fx = spriteram16[offs+0]&0x4000;
		fy = spriteram16[offs+0]&0x2000;
		dy=((spriteram16[offs+0]&0x0380)>>7)+1;
		dx=((spriteram16[offs+0]&0x1c00)>>10)+1;

		inc = 0;

		for (ax=0; ax<dx; ax++)
			for (ay=0; ay<dy; ay++) {
				if (!fx && !fy)
				{
					m_gfxdecode->gfx(4)->prio_transpen(bitmap,cliprect,
						sprite + inc,
						color,fx,fy,x+ax*16,y+ay*16,
						screen.priority(),pri_mask,15);

					// wrap around y
					m_gfxdecode->gfx(4)->prio_transpen(bitmap,cliprect,
						sprite + inc,
						color,fx,fy,x+ax*16,y+ay*16 + 512,
						screen.priority(),pri_mask,15);

					// wrap around y
					m_gfxdecode->gfx(4)->prio_transpen(bitmap,cliprect,
						sprite + inc,
						color,fx,fy,x+ax*16,y+ay*16 - 512,
						screen.priority(),pri_mask,15);
				}
				else if (fx && !fy)
				{
					m_gfxdecode->gfx(4)->prio_transpen(bitmap,cliprect,
						sprite + inc,
						color,fx,fy,x+(dx-1-ax)*16,y+ay*16,
						screen.priority(),pri_mask,15);

					// wrap around y
					m_gfxdecode->gfx(4)->prio_transpen(bitmap,cliprect,
						sprite + inc,
						color,fx,fy,x+(dx-1-ax)*16,y+ay*16 + 512,
						screen.priority(),pri_mask,15);

					// wrap around y
					m_gfxdecode->gfx(4)->prio_transpen(bitmap,cliprect,
						sprite + inc,
						color,fx,fy,x+(dx-1-ax)*16,y+ay*16 - 512,
						screen.priority(),pri_mask,15);
				}
				else if (!fx && fy)
				{
					m_gfxdecode->gfx(4)->prio_transpen(bitmap,cliprect,
						sprite + inc,
						color,fx,fy,x+ax*16,y+(dy-1-ay)*16,
						screen.priority(),pri_mask,15);

					// wrap around y
					m_gfxdecode->gfx(4)->prio_transpen(bitmap,cliprect,
						sprite + inc,
						color,fx,fy,x+ax*16,y+(dy-1-ay)*16 + 512,
						screen.priority(),pri_mask,15);

					// wrap around y
					m_gfxdecode->gfx(4)->prio_transpen(bitmap,cliprect,
						sprite + inc,
						color,fx,fy,x+ax*16,y+(dy-1-ay)*16 - 512,
						screen.priority(),pri_mask,15);
				}
				else
				{
					m_gfxdecode->gfx(4)->prio_transpen(bitmap,cliprect,
						sprite + inc,
						color,fx,fy,x+(dx-1-ax)*16,y+(dy-1-ay)*16,
						screen.priority(),pri_mask,15);

					// wrap around y
					m_gfxdecode->gfx(4)->prio_transpen(bitmap,cliprect,
						sprite + inc,
						color,fx,fy,x+(dx-1-ax)*16,y+(dy-1-ay)*16 + 512,
						screen.priority(),pri_mask,15);

					// wrap around y
					m_gfxdecode->gfx(4)->prio_transpen(bitmap,cliprect,
						sprite + inc,
						color,fx,fy,x+(dx-1-ax)*16,y+(dy-1-ay)*16 - 512,
						screen.priority(),pri_mask,15);
				}

				inc++;
			}
	}
}

uint32_t dcon_state::screen_update_dcon(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
	screen.priority().fill(0, cliprect);

	/* Setup the tilemaps */
	m_background_layer->set_scrollx(0, m_scroll_ram[0] );
	m_background_layer->set_scrolly(0, m_scroll_ram[1] );
	m_midground_layer->set_scrollx(0, m_scroll_ram[2] );
	m_midground_layer->set_scrolly(0, m_scroll_ram[3] );
	m_foreground_layer->set_scrollx(0, m_scroll_ram[4] );
	m_foreground_layer->set_scrolly(0, m_scroll_ram[5] );

	if (!(m_layer_en & 1))
		m_background_layer->draw(screen, bitmap, cliprect, 0,0);
	else
		bitmap.fill(15, cliprect); /* Should always be black, not pen 15 */

	if (!(m_layer_en & 2))
		m_midground_layer->draw(screen, bitmap, cliprect, 0,1);

	if (!(m_layer_en & 4))
		m_foreground_layer->draw(screen, bitmap, cliprect, 0,2);

	if (!(m_layer_en & 8))
		m_text_layer->draw(screen, bitmap, cliprect, 0,4);

	if (!(m_layer_en & 0x10))
		draw_sprites(screen, bitmap,cliprect);

	return 0;
}

uint32_t dcon_state::screen_update_sdgndmps(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
	screen.priority().fill(0, cliprect);

	/* Gfx banking */
	if (m_last_gfx_bank!=m_gfx_bank_select)
	{
		m_midground_layer->mark_all_dirty();
		m_last_gfx_bank=m_gfx_bank_select;
	}

	/* Setup the tilemaps */
	m_background_layer->set_scrollx(0, m_scroll_ram[0]+128 );
	m_background_layer->set_scrolly(0, m_scroll_ram[1] );
	m_midground_layer->set_scrollx(0, m_scroll_ram[2]+128 );
	m_midground_layer->set_scrolly(0, m_scroll_ram[3] );
	m_foreground_layer->set_scrollx(0, m_scroll_ram[4]+128 );
	m_foreground_layer->set_scrolly(0, m_scroll_ram[5] );
	m_text_layer->set_scrollx(0, /*m_scroll_ram[6] + */ 128 );
	m_text_layer->set_scrolly(0, /*m_scroll_ram[7] + */ 0 );

	if (!(m_layer_en & 1))
		m_background_layer->draw(screen, bitmap, cliprect, 0,0);
	else
		bitmap.fill(15, cliprect); /* Should always be black, not pen 15 */

	if (!(m_layer_en & 2))
		m_midground_layer->draw(screen, bitmap, cliprect, 0,1);

	if (!(m_layer_en & 4))
		m_foreground_layer->draw(screen, bitmap, cliprect, 0,2);

	if (!(m_layer_en & 8))
		m_text_layer->draw(screen, bitmap, cliprect, 0,4);

	if (!(m_layer_en & 0x10))
		draw_sprites(screen, bitmap,cliprect);

	return 0;
}